RPP Infra Projects Billing Engineer Interview Questions and Answers

The wastage percentages of construction materials vary depending on the type of material and the project requirements.

• Wastage percentages can range from 2-5% for cement and steel to 10-15% for bricks and tiles.

• Factors that affect wastage include the skill level of workers, the quality of materials, and the complexity of the project.

• Proper planning and management can help minimize wastage and reduce project costs.

• Regula...read more

Rolling margin of steel is the difference between the cost of producing steel and the selling price.

• It is a measure of profitability for steel manufacturers.

• It is calculated by subtracting the cost of production from the selling price.

• A higher rolling margin indicates higher profitability.

• Factors that affect rolling margin include raw material costs, energy costs, and market demand.

Worker and machinery productivity are crucial for effective planning.

• Worker productivity can be measured by the amount of work completed in a given time period.

• Machinery productivity can be measured by the amount of output produced by the machinery in a given time period.

• Both worker and machinery productivity should be taken into account when planning to ensure efficient use of resources.

• For example, if workers are mor...read more

Deductions in client bill include taxes, discounts, late fees, and service charges.

• Taxes: Sales tax, VAT, GST, etc.

• Discounts: Promotions, loyalty rewards, bulk discounts, etc.

• Late fees: Charges for overdue payments.

• Service charges: Fees for additional services provided.

Retention and TDS are important factors to consider in subcontractor billing.

• Retention refers to the amount of money withheld by the client as a form of security against any defects or issues that may arise after the project is completed.

• TDS (Tax Deducted at Source) is the tax deducted by the client from the subcontractor's payment and deposited with the government.

• Both retention and TDS should be clearly mentioned in ...read more